Home / 113,329.02-156,389.22-62,338.50

Finding the Fourth Proportional to 113,329.02, 156,389.22 and 62,338.50

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Solution

The fourth proportional to 113,329.02, 156,389.22 and 62,338.50 is: 86,024.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,329.02 : 156,389.22 = 62,338.50 : x
  2. Step 2: Convert to fraction form
    113,329.02/156,389.22 = 62,338.50/x
  3. Step 3: Cross multiply
    113,329.02x = 156,389.22 × 62,338.50
  4. Step 4: Simplify right side
    113,329.02x = 9,749,069,390.97
  5. Step 5: Solve for x
    x = 9,749,069,390.97/113,329.02
  6. Step 6: Final answer
    x = 86,024.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.